INGREDIENTS
3 1/2 cups
all-purpose flour (14 3/4 oz)
1 tbsp
cinnamon
2 tsp
baking powder
1/2 tsp
baking soda
1 tsp
salt
8 oz
unsalted butter (softened)
1 cup
sugar
3
large eggs
2 tsp
vanilla extract
8 oz
sour cream (1 cup)
1
Granny Smith apple (peeled, cored and cut into small dice)
4 tbsp
unsalted butter (cold)
1/4 cup
light brown sugar
2/3 cup
all-purpose flour
1/4 cup
unsalted butter
1 cup
light brown sugar
1/2 cup
heavy cream
1/2 tsp
vanilla